Yeonsan or Yŏnsan may refer to: Yeonsangun of Joseon (1476–1506), Joseon king Prince Yeonsan (film), a 1961 South Korean film directed by Shin Sang-ok Yonsan County, a county in North Hwanghae Province, North Korea Yeonsan-myeon, a township of Nonsan, South Chungcheong Province, South Korea Yeonsan County, the former county in Chungcheong Province, Korea to 1914
See also Yeonsan Station (disambiguation) Yeongsan (disambiguation)